devel/z88dk: fix build on big-endian
debugger.c:459:42: error: use of undeclared identifier 'search'
459 | lc = ((uint8_t *)search->word(®s)) + 1;
| ^debugger.c:460:38: error: use of undeclared identifier 'search'
460 | hc = ((uint8_t *)search->word(®s));
| ^2 errors generated.